from flask import current_app
from flask_sqlalchemy import SQLAlchemy
from chatBot import login_manager, db
from flask_login import UserMixin


@login_manager.user_loader
def load_user(user_id):
    return User.query.get(int(user_id))


class User(db.Model, UserMixin):
    id = db.Column(db.Integer, primary_key = True)
    username = db.Column(db.String(20), unique = True, nullable = False)
    password = db.Column(db.String(60), nullable = False)

    def __repr__(self):
        return f"User('{self.username}')"